Base | Representation |
---|---|
bin | 1000100101110… |
… | …00011000000101 |
3 | 12000120221111122 |
4 | 10102320120011 |
5 | 121421331443 |
6 | 11052243325 |
7 | 1533325502 |
oct | 422703005 |
9 | 160527448 |
10 | 72058373 |
11 | 37747582 |
12 | 20170545 |
13 | 11c0c6ba |
14 | 97da4a9 |
15 | 64d5968 |
hex | 44b8605 |
72058373 has 4 divisors (see below), whose sum is σ = 73045548. Its totient is φ = 71071200.
The previous prime is 72058339. The next prime is 72058381. The reversal of 72058373 is 37385027.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 37385027 = 19 ⋅1967633.
It can be written as a sum of positive squares in 2 ways, for example, as 46485124 + 25573249 = 6818^2 + 5057^2 .
It is a cyclic number.
It is not a de Polignac number, because 72058373 - 212 = 72054277 is a prime.
It is a super-4 number, since 4×720583734 (a number of 33 digits) contains 4444 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (72058303) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 493478 + ... + 493623.
It is an arithmetic number, because the mean of its divisors is an integer number (18261387).
Almost surely, 272058373 is an apocalyptic number.
72058373 is a gapful number since it is divisible by the number (73) formed by its first and last digit.
It is an amenable number.
72058373 is a deficient number, since it is larger than the sum of its proper divisors (987175).
72058373 is an equidigital number, since it uses as much as digits as its factorization.
72058373 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 987174.
The product of its (nonzero) digits is 35280, while the sum is 35.
The square root of 72058373 is about 8488.7203393680. The cubic root of 72058373 is about 416.1291608459.
The spelling of 72058373 in words is "seventy-two million, fifty-eight thousand, three hundred seventy-three".
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